<nav class="navbar navbar-default navbar-fixed-top" id="top_menu">
  <div class="container-fluid">
    
      <a class="navbar-brand" href="#"><span class="glyphicon glyphicon-leaf"></span> 异度空间</a>
	  
	  <ul class="nav navbar-nav" id="tm_left">
        <li><a href="#">备用连接</a></li>
        <li><a href="#">Link</a></li>
      </ul> 
	  
      <ul class="nav navbar-nav navbar-right" id="tm_right" style="float: right">
        <li><a href="#">前台首页</a></li>
        <li class="dropdown">
          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">
		  	系统设置
		  <span class="caret"></span></a>
          <ul class="dropdown-menu">
            <li><a href="#"><span class="glyphicon glyphicon-leaf"></span> 会员中心</a></li>
            <li><a href="#"><span class="glyphicon glyphicon-leaf"></span> 系统设置</a></li>
            <li><a href="#">Something else here</a></li>
            <li role="separator" class="divider"></li>
            <li><a href="#"><span class="glyphicon glyphicon-leaf"></span> 退出</a></li>  
            <li role="separator" class="divider"></li>
          </ul>
        </li>
        <li class="dropdown" id="topUserInfo">
          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">
		  	<em style="background-image: url(__PUBLIC__/admin/image/head.jpg)"></em>
			<span><b>{$LG_USER.username}</b><br /><u>系统管理员</u></span>
		  <span class="caret"></span></a>
          <ul class="dropdown-menu">
            <li><a href="#"><span class="glyphicon glyphicon-leaf"></span> 会员中心</a></li>
            <li><a href="#"><span class="glyphicon glyphicon-leaf"></span> 系统设置</a></li>
            <li><a href="#">Something else here</a></li>
            <li role="separator" class="divider"></li>
            <li><a href="{:U('/Public/logout')}"><span class="glyphicon glyphicon-leaf"></span> 退出</a></li>  
            <li role="separator" class="divider"></li>
          </ul>
        </li>
      </ul>
	  
	  
      <form class="navbar-form navbar-right" role="search"  style="float: right">
        <div class="form-group">
          <input type="text" class="form-control" placeholder="查询关键词">
        </div>
        <button type="submit" class="btn btn-default">查询</button>
      </form>
     
  </div><!-- /.container-fluid -->
</nav>